James Cox Director, Screenwriter Ansel Elgort Joe Hunt Actor Taron Egerton Dean Karny Actor Emma Roberts Sydney Actor Kevin Spacey Ron Levin Actor Suki Waterhouse Quintana Actor Cary Elwes Andy Warhol Actor Billie Lourd Rosanna Actor Jeremy Irvine Kyle Biltmore Actor Judd Nelson Ryan Hunt Actor Alicia Sanz Jayne Actor Thomas Cocquerel Charlie Actor Waleed Zuaiter Sam Samedi Actor Rosanna Arquette Sidney's Mom Actor Captain Mauzner Screenwriter Cassian Elwes Producer Christopher Lemole Producer Holly Wiersma Producer Tim Zajaros Producer Evan Arnold Executive Producer Michael Bien Executive Producer Alastair Burlingham Executive Producer Chad Faust Executive Producer Jason Garrett Executive Producer James M. Muro Cinematographer Glen Scantlebury Film Editing Joel J. Richard Original Music Franco-Giacomo Carbone Production Design Matthew Gatlin Art Director Jonny Bullard Set Decoration Joseph Cassady Harris Set Decoration Michael Arena Set Decoration Terry Anderson Costume Design